2003 BMW M3 vs. 1971 Innocenti J4
To start off, 2003 BMW M3 is newer by 32 year(s). Which means there will be less support and parts availability for 1971 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1971 Innocenti J4 would be higher. At 2,993 cc (6 cylinders), 2003 BMW M3 is equipped with a bigger engine. In terms of performance, 2003 BMW M3 (240 HP @ 6000 RPM) has 184 more horse power than 1971 Innocenti J4. (56 HP @ 5500 RPM). In normal driving conditions, 2003 BMW M3 should accelerate faster than 1971 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW M3 weights approximately 562 kg more than 1971 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW M3 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 BMW M3. However, in wet, icy, snow, or gravel driving conditions, 1971 Innocenti J4, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 BMW M3 (300 Nm @ 4250 RPM) has 216 more torque (in Nm) than 1971 Innocenti J4. (84 Nm @ 2500 RPM). This means 2003 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 1971 Innocenti J4.
Compare all specifications:
2003 BMW M3 | 1971 Innocenti J4 | |
Make | BMW | Innocenti |
Model | M3 | J4 |
Year Released | 2003 | 1971 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 1098 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 240 HP | 56 HP |
Engine RPM | 6000 RPM | 5500 RPM |
Torque | 300 Nm | 84 Nm |
Torque RPM | 4250 RPM | 2500 RPM |
Engine Bore Size | 86 mm | 64.6 mm |
Engine Stroke Size | 85.8 mm | 83.7 mm |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 2 seats |
Vehicle Weight | 1442 kg | 880 kg |
Vehicle Length | 4440 mm | 3720 mm |
Vehicle Width | 1720 mm | 1540 mm |
Vehicle Height | 1340 mm | 1380 mm |
Wheelbase Size | 2730 mm | 2380 mm |